User Manual
OPERATION
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OPTIWAVE 7400-24 C
www.krohne.com12/2015 - 4003518001 - MA OPTIWAVE7400-24-R01-en
i The device will store the data for the strapping table and go back to normal mode.
The device will give more accurate volume readings if you give more conversion data in these
areas:
• Surfaces with curves.
• Sudden changes in the cross section.
Refer also to the illustration that follows:
How to delete a volume or mass table
• Enter the supervisor menu.
• Push 7 × [
], [>
>>
>], and [
] to go to 2.8.2 DELETE TABLE.
• Push [>
>>
>] and [
] to set the parameter to YES
YESYES
YES.
• Push [^
^^
^] to go back to the "STORE" screen.
• Push [
] or [
] to set the screen to STORE YES
STORE YESSTORE YES
STORE YES and push [^
^^
^].
i The device will delete the data for the strapping table and go back to normal mode. The
"CONVERSION" and "ULLAGE CONV." data are not available in normal mode.
6.4.8 How to make a filter to remove radar signal interference
If the device measures level in a tank that contains obstructions (agitator, supports, heating
pipes etc.), these objects can cause radar signal interference (parasitic signals). You can use the
empty spectrum function (menu item 2.1.2) in the Quick Setup menu to make a filter to remove
radar signal interference.
Figure 6-6: A plot of points for a volume or mass table
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2